CPI and PPI this week will prove a key hurdle for a broad market index near record highs.

CPI and PPI this week will prove a key hurdle for a broad market index near record highs.

July's consumer price index this week is expected to rise. A Reuters poll of economists forecasts the annual rate at 2.8%, up from June's 2.7%.

Stocks closed lower on Monday, shrugging off some positive trade policy developments.

The major U.S. indexes are coming off of a strong trading session, which saw the S&P 500 and tech-heavy Nasdaq Composite notch fresh record highs.